diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/productimpl/TbProductStockOperateServiceImpl.java b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/productimpl/TbProductStockOperateServiceImpl.java
index dec0d1b1..d233a6b4 100644
--- a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/productimpl/TbProductStockOperateServiceImpl.java
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/productimpl/TbProductStockOperateServiceImpl.java
@@ -250,7 +250,7 @@ public class TbProductStockOperateServiceImpl implements TbProductStockOperateSe
                         break;
                     //后台出库
                     case "refund":
-                        productStockDetail.setStockNumber(isDistribute ? product.getStockNumber() + productListDto.getNumber() : tbProductSku.getStockNumber());
+                        productStockDetail.setStockNumber((double) -productListDto.getNumber());
                         productStockDetail.setSubType(1);
                         totalCostPrice = productListDto.getCostPrice().multiply(BigDecimal.valueOf(productListDto.getNumber()));
                         productStockDetail.setCostAmount(totalCostPrice);
@@ -275,7 +275,7 @@ public class TbProductStockOperateServiceImpl implements TbProductStockOperateSe
                         break;
                     //后台入库
                     case "purveyor":
-                        productStockDetail.setStockNumber(isDistribute ? product.getStockNumber() : tbProductSku.getStockNumber());
+                        productStockDetail.setStockNumber((double) productListDto.getNumber());
                         productStockDetail.setSubType(1);
                         totalCostPrice = productListDto.getCostPrice().multiply(BigDecimal.valueOf(productListDto.getNumber()));
                         productStockDetail.setCostAmount(totalCostPrice);